| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 481 | -13.8% |
| 3Q25 | 422 | +20.5% |
| 2Q25 | 489 | +22.1% |
| 1Q25 | 440 | +4.2% |
| 4Q24 | 558 | -7.6% |
| 3Q24 | 350 | -40.4% |
| 2Q24 | 400 | -43.9% |
| 1Q24 | 423 | -51.7% |
| 4Q23 | 603 | -43.2% |
| 3Q23 | 587 | -26.2% |
| 2Q23 | 713 | +40.4% |
| 1Q23 | 875 | +32.6% |
| 4Q22 | 1,062 | +59.7% |
| 3Q22 | 796 | +16.0% |
| 2Q22 | 508 | -33.7% |
| 1Q22 | 660 | - |
| 4Q21 | 665 | - |
| 3Q21 | 686 | - |
| 2Q21 | 767 | - |